The Caliburn G2 Kit comes equipped with vibration interaction so you can know how the device is doing without even looking. The progressive adjustable airflow design gives the user complete control over intake preference. The Caliburn G2 Pod Kit comes with an e-juice check window and a pre-installed meshed-H 1.2ohm coil. In addition, it is also compatible with the 1.0ohm and 0.8ohm coil options from the Caliburn G model. 1.2ohm and 0.8ohm are provided in the package to provide you MTL and restricted DTL vaping options respectively. The Pro-FOCS flavor adjusting tech will bring you exceptional flavor, pure and sustainable to the last drop of the e-juice. You can refill it effortlessly and there is no need to worry about leakage with the filling port on top.